首先请看两条史料。万历二年(宣祖七年,公元1574年)八月初九日,朝鲜国王为庆贺万历皇帝十二岁万寿圣节派遣的使团参列了万历皇帝的“视朝”。使团的质正官赵宪在当天的日记中写道:晓到长安门,入承天、端门等,……五拜三叩头于午门外御路。初,立于路下东边,钟鼓既振,乃立于路上行礼。午门左右,各有三大象列立也,仪卫甚严。一 First look at two historical materials. Wanli two years (Xuan Zu seven years, AD 1574) In August 9th, the kings of North Korea to celebrate the Wanli Emperor 12-year-old Wanshou St. sent a delegation joined the Wanli emperor’s Zhao Zheng, the envoy of the envoy, wrote in the diary of the day: Xiao Chang’an Gate was admitted and Chengtiantian and Duanmen waited for five days and three kowtowed at the Royal Road outside the Meridian Gate. At first, standing on the east side of the road, the bell and the drum not only vibrated but stood on the road to salute. Around the Meridian Gate, each with three elephants also stand, instructor is very strict. one